Head to head
Kubota KX018-4 vs Yanmar ViO57-6B
The Kubota KX018-4 is a 1.5 tonne class mini excavator. The Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
Last reviewed 13 September 2026
Specifications side by side
| Kubota KX018-4 | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | up to 1720kg | 5485 kg |
| Dig depth | 2380mm | - |
| Width | 1300mm | - |
| Engine power | - | 33,5 kW (at 2200 rpm) |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: Kubota KX018-4, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the KX018-4 if...
The 1.5 tonne class is the busiest size in UK hire fleets. At 1,720kg it goes on a braked plant trailer behind a large 4x4 or pickup, and digs to 2380mm for footings, drainage runs and fence posts.
Full KX018-4 specifications →Buy or hire the ViO57-6B if...
A 5 to 6 tonne zero-tail swing digger for civils and groundworks contractors on deeper trenching, pipe laying and loading. Hire fleets use it where space is tight but a bigger machine is needed.
Full ViO57-6B specifications →Common questions
What is the difference between the Kubota KX018-4 and the Yanmar ViO57-6B?
The Kubota KX018-4 is a 1.5 tonne class mini excavator; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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